# -*- coding: utf-8 -*-#
#-------------------------------------------------------------------------------
# 建立者:       王景渊  
# Name:         4.18
# Description:
# Author:       dell
# Date:         2019/ajaxdata.json/28
#-------------------------------------------------------------------------------
numbers = [1,2,3,4,5,6,7,8,9]
print(numbers[8:2:-2])
print(numbers[8:2:-1])
print(numbers[1:6:0])
#步长为0 则会抛出错误

